Sirojov , O. O. o‘g‘li. “MINTAQALARDA TABIIY RESURSLARDAN SAMARALI FOYDALANISHNI ILMIY ASOSLASH”. Educational Research in Universal Sciences, vol. 2, no. 7, Aug. 2023, pp. 24-33, http://erus.uz/index.php/er/article/view/3486.